Question: 1. what is upper control limit? 2. what is the center line? 3. what is the lower control limit? A quality inspector took six samples,

1. what is upper control limit?

2. what is the center line?

3. what is the lower control limit?

1. what is upper control limit? 2. what is the

A quality inspector took six samples, each with twenty observations, of the weight of a bagging process, in pounds. The sample means and ranges are shown below. Sample Mean 3.55 3.80 3.50 3.60 3.50 3.55 Range 0.35 0.75 0.55 0.51 0.55 0.65 Use this information to obtain a three-sigma control chart for the mean weight. Process standard deviation is 0.27. Use that control chart to answer the questions below

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